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Miller" , Damian Muszynski , Tero Kristo , Shashank Gupta , Lucas Segarra Fernandez , Dong Xie , qat-linux@intel.com, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH] crypto: qat - (qat_420xx) fix off by one in uof_get_name() Message-ID: <796ecd7c-54ad-4bec-b748-3e156cc0a1aa@stanley.mountain> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline X-Mailer: git-send-email haha only kidding This is called from uof_get_name_420xx() where "num_objs" is the ARRAY_SIZE() of fw_objs[]. The > needs to be >= to prevent an out of bounds access. Fixes: fcf60f4bcf54 ("crypto: qat - add support for 420xx devices") Signed-off-by: Dan Carpenter Acked-by: Giovanni Cabiddu --- drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c b/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c index 78f0ea49254d..9faef33e54bd 100644 --- a/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c +++ b/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c @@ -375,7 +375,7 @@ static const char *uof_get_name(struct adf_accel_dev *accel_dev, u32 obj_num, else id = -EINVAL; - if (id < 0 || id > num_objs) + if (id < 0 || id >= num_objs) return NULL; return fw_objs[id];